Grade 5 English grammar worksheet from Class1to12.com, teaching the difference between "for" and "since" with various sentence completion tasks.

Let's solve this grammar exercise step by step. The task is to fill in the blanks with "for" or "since" correctly.

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🔹 Rule Reminder:

- Use "since" when referring to a specific point in time (e.g., a year, date, event, or moment).
- Example: *since 2008*, *since Monday*, *since I was born*.
- Use "for" when referring to a duration of time (a period).
- Example: *for 20 minutes*, *for 3 years*, *for a long time*.

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Now, let’s go through each sentence:

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a. I have lived in Bengaluru since 2008.
✔ Correct as given.
→ "2008" is a specific year → use since.

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b. I have boiled the water ________ 20 minutes.
→ "20 minutes" is a duration → use for.
✔ for

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c. She has been my class teacher ________ 3 years.
→ "3 years" is a duration → use for.
✔ for

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d. They have lived there ________ I was born.
→ "I was born" is a specific point in time → use since.
✔ since

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e. He's played cricket ________ 15 years.
→ "15 years" is a duration → use for.
✔ for

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f. We have watered the fig tree ________ 2015.
→ "2015" is a specific year → use since.
✔ since

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g. Grandpa has not felt well ________ the last few months.
→ "the last few months" refers to a duration → use for.
✔ for

> Note: Although "since" can sometimes be used with "last," it's incorrect here because "the last few months" is a period, not a starting point. So for is correct.

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h. He has been studying ________ 7 am.
→ "7 am" is a specific time → use since.
✔ since

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i. You've sat in that seat ________ Monday.
→ "Monday" is a specific day → use since.
✔ since

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j. She hasn't eaten anything ________ last night.
→ "last night" is a specific point in time → use since.
✔ since

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k. The two countries haven't had good terms ________ a long time.
→ "a long time" is a duration → use for.
✔ for

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l. I haven't seen a movie ________ a long time.
→ "a long time" is a duration → use for.
✔ for

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m. She's been partying ________ three days in a row.
→ "three days in a row" indicates a duration → use for.
✔ for

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n. Indians have been migrating to the USA for better prospects ________ time immemorial.
→ "time immemorial" means "from a very distant past" — a starting point in time → use since.
✔ since

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o. India's Independence day has been celebrated ________ 1947.
→ "1947" is a specific year → use since.
✔ since

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p. They have all been travelling ________ last month.
→ "last month" refers to a period (not a point) → use for.
✔ for

> Note: Even though "last month" might seem like a point, in context, it implies a duration (the entire month). So for is correct.

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q. Deshpande went to the park. He has been playing there ________ his childhood.
→ "his childhood" is a period of time, but also refers to a point in time (when he was a child) → use since.
✔ since

> Reason: It's implying from the beginning of his childhood onward.

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✔ Final Answers:

| Sentence | Answer |
|--------|--------|
| a. | since |
| b. | for |
| c. | for |
| d. | since |
| e. | for |
| f. | since |
| g. | for |
| h. | since |
| i. | since |
| j. | since |
| k. | for |
| l. | for |
| m. | for |
| n. | since |
| o. | since |
| p. | for |
| q. | since |

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📝 Summary:

- Use "since" with points in time: years, dates, events, moments.
- Use "for" with durations: minutes, hours, years, etc.

This helps clarify the difference between when something started vs. how long it has lasted.

Let me know if you'd like a printable version or explanation in simpler language!